Lighthouse ApexR05p Airborne Particle Counter

The ApexR05p is a mounted remote airborne particle counter with 4 channel simultaneous particle detection, covering a range of 0.5 µm to 10.0 µm. Channels include 0.5, 1.0, 5.0, and 10.0 µm. It operates at 0.1 CFM (2.83 LPM) flow rate with a built-in pump, supports ethernet or serial communication, and features LED status indicators. Compatible with available mounting bracket.

Product Info Related Products

4 Channel Sizes	0.5, 1.0, 5.0, 10.0 µm
Flow Rate	0.1 CFM (2.83 LPM)
Dimensions	4.87″(h) × 6.50″(w) × 3.26″(d) [12.37 × 16.51 × 8.28 cm]
Weight	3.1 lbs (1.4 kg)
Communication	Ethernet – Serial
Modbus Protocols	TCP – RTU – ASCII
Data Storage Records	3,000
Self Diagnostics	Laser power supply, laser current, laser power, photo detector power supply, background voltage, photo detector health
Web Server	Remote access via web browser
Validation Mode	Yes
Alarm Light	Yes
Enclosure	316L Stainless Steel
Power Supply	24 VDC 25W
Internal Vacuum Pump	0.1 CFM with HEPA filtered exhaust
Light Source	Laser Diode
Zero Count Level	<1 count/5 minutes per ISO 21501-4
Concentration Limits 0.1 CFM	4,000,000 particles/ft³@10% (137,200,000/m³) coincidence loss suitable for ISO classes 1–8 cleanrooms
Counting Efficiency	50% @ minimum channel size, 100% for particles >1.5X–2X channel particle size